package com.hethongviet.preventingmachine.helps.db;

import java.util.ArrayList;
import java.util.List;

import com.hethongviet.preventingmachine.Utils;
import com.hethongviet.preventingmachine.models.Account;

import android.content.ContentValues;
import android.content.Context;
import android.database.Cursor;
import android.database.SQLException;
import android.database.sqlite.SQLiteDatabase;

public class AccountSQLite
{
	public static final String TABLE_NAME = "accounts";

	public static final String COLUMN_ID_DB = "idDB";

	public static final String COLUMN_PASSWORD = "password";

	// Database fields
	private SQLiteDatabase _database;
	private MySQLiteHelper _dbHelper;
	private String[] _allColumns = { COLUMN_ID_DB,

	COLUMN_PASSWORD };

	public static final String STRING_COLUMNS = COLUMN_ID_DB
			+ " INTEGER PRIMARY KEY AUTOINCREMENT NOT NULL UNIQUE, "

			+ COLUMN_PASSWORD + " text";

	public AccountSQLite(Context context, String databaseName)
	{
		_dbHelper = new MySQLiteHelper(context, null, null, databaseName);
	}

	public void open() throws SQLException
	{
		_database = _dbHelper.getWritableDatabase();
	}

	public void close()
	{
		_dbHelper.close();
	}

	private boolean dataExist(Account account, Cursor cursor)
	{
		if (cursor == null)
		{
			return false;
		}
		for (cursor.moveToFirst(); !cursor.isAfterLast(); cursor.moveToNext())
		{
			long idDB = cursor.getLong(cursor.getColumnIndex(COLUMN_ID_DB));
			if (idDB == account.getIdDB()) return true;
		}
		return false;
	}

	public void updatePassword(long id, String password)
	{
		if (id == -1)
		{
			Utils.debug("ERROR:---------fail to save passord!!!!!!!!");
			return;
		}
		open();

		Utils.debug("1111111111111 Account update password = " + password);
		/* Update to database */

		ContentValues contentValues = new ContentValues();
		contentValues.put(COLUMN_PASSWORD, password);
		_database.update(TABLE_NAME, contentValues, COLUMN_ID_DB + " = \'" + id
				+ "\'", null);
		close();
	}

	/**
	 * @param account
	 * @return row id -1: insert fail
	 */
	public long insert(Account account)
	{
		Utils.debug("insert -- " + TABLE_NAME + " : admin");
		open();

		Cursor cursor = _database.rawQuery("SELECT * FROM " + TABLE_NAME
				+ " WHERE " + COLUMN_ID_DB + " = " + account.getIdDB(), null);

		long temp = -1;
		if (!dataExist(account, cursor))
		{
			Utils.debug("insert 1111111111111 INSERT");
			/* Insert to database */
			/* Insert new */
			Cursor cursorInsert = _database.rawQuery("INSERT INTO "
					+ TABLE_NAME + "(" + COLUMN_PASSWORD +") values( ?)",

			new String[] { account.getPassword()});

			cursorInsert.moveToFirst();
			if (!cursorInsert.isAfterLast()) temp = cursorInsert.getLong(cursorInsert.getColumnIndex(COLUMN_ID_DB));

			cursorInsert.close();
		}
		else
		{
			Utils.debug("insert 1111111111111 update");
			ContentValues contentValues = new ContentValues();
			contentValues.put(COLUMN_PASSWORD, account.getPassword());
			
			temp = _database.update(TABLE_NAME, contentValues, COLUMN_ID_DB
					+ " = " + account.getIdDB(), null);
		}
		cursor.close();
		close();
		return temp;
	}

	public void deleteAll()
	{
		open();

		System.out.println("project deleted all");
		_database.delete(TABLE_NAME, "1", null);
		close();
	}

	public List<Account> getAll()
	{
		open();

		List<Account> listAccounts = new ArrayList<Account>();

		Cursor cursor = _database.query(TABLE_NAME, _allColumns, null, null,
				null, null, null);
		cursor.moveToFirst();
		while (!cursor.isAfterLast())
		{
			Account account = cursorToAccount(cursor);
			listAccounts.add(account);
			cursor.moveToNext();
		}
		// Make sure to close the cursor
		cursor.close();
		close();
		return listAccounts;
	}

	private Account cursorToAccount(Cursor cursor)
	{
		Account account = new Account();
		account.setIdDB(cursor.getLong(cursor.getColumnIndex(COLUMN_ID_DB)));
		account.setPassword(cursor.getString(cursor.getColumnIndex(COLUMN_PASSWORD)));
		return account;
	}

	public final boolean isTableExist()
	{
		open();

		boolean isExist = false;
		Cursor cursor = _database.rawQuery(
				"select DISTINCT tbl_name from sqlite_master where tbl_name = '"
						+ TABLE_NAME + "'", null);
		isExist = cursor != null && cursor.getCount() > 0;

		cursor.close();
		close();

		return isExist;
	}
}
